xref: /freebsd/contrib/llvm-project/clang/lib/AST/ByteCode/Primitives.h (revision 700637cbb5e582861067a11aaca4d053546871d2)
1*700637cbSDimitry Andric //===------ Primitives.h - Types for the constexpr VM -----------*- C++ -*-===//
2*700637cbSDimitry Andric //
3*700637cbSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*700637cbSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*700637cbSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*700637cbSDimitry Andric //
7*700637cbSDimitry Andric //===----------------------------------------------------------------------===//
8*700637cbSDimitry Andric //
9*700637cbSDimitry Andric // Utilities and helper functions for all primitive types:
10*700637cbSDimitry Andric //  - Integral
11*700637cbSDimitry Andric //  - Floating
12*700637cbSDimitry Andric //  - Boolean
13*700637cbSDimitry Andric //
14*700637cbSDimitry Andric //===----------------------------------------------------------------------===//
15*700637cbSDimitry Andric 
16*700637cbSDimitry Andric #ifndef LLVM_CLANG_AST_INTERP_PRIMITIVES_H
17*700637cbSDimitry Andric #define LLVM_CLANG_AST_INTERP_PRIMITIVES_H
18*700637cbSDimitry Andric 
19*700637cbSDimitry Andric #include "clang/AST/ComparisonCategories.h"
20*700637cbSDimitry Andric 
21*700637cbSDimitry Andric namespace clang {
22*700637cbSDimitry Andric namespace interp {
23*700637cbSDimitry Andric 
24*700637cbSDimitry Andric /// Helper to compare two comparable types.
Compare(const T & X,const T & Y)25*700637cbSDimitry Andric template <typename T> ComparisonCategoryResult Compare(const T &X, const T &Y) {
26*700637cbSDimitry Andric   if (X < Y)
27*700637cbSDimitry Andric     return ComparisonCategoryResult::Less;
28*700637cbSDimitry Andric   if (X > Y)
29*700637cbSDimitry Andric     return ComparisonCategoryResult::Greater;
30*700637cbSDimitry Andric   return ComparisonCategoryResult::Equal;
31*700637cbSDimitry Andric }
32*700637cbSDimitry Andric 
33*700637cbSDimitry Andric } // namespace interp
34*700637cbSDimitry Andric } // namespace clang
35*700637cbSDimitry Andric 
36*700637cbSDimitry Andric #endif
37